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Contact us

Residential Enquiries

Haven't found an answer to your question in our product help sections? If you're an existing customer the FAQs in My Account may help you get the information you need immediately online.

Customer Services:

0845 818 8000

From Abroad:

+44 (0) 207 181 9966

Opening Hours - 8am-8pm Weekdays, 9am-5pm Weekends

E-mail us

Existing Customer? To enable us to help you with your particular enquiry we ask you to log-in to My Account and send us a secure email through the FAQ section. You will need to choose your topic first before seeing the email form. Go to Contact Us in My Account.

Telemarketing

Contact us if you do not want to be contacted by Onetel telemarketing anymore.

Write to us

All Enquiries
Onetel
PO Box 360
Southampton
SO30 2LY

Business Enquiries

Call our dedicated business teams on the numbers below.

Business Customer Service:

0800 957 0027

(8.00-20.00 Weekdays, 9.00-17.00 Weekends)

Voice sales enquiries 0800 957 0922 or custserv@opaltelecom.co.uk

E-mail us

Log-in to My Account and send us an email.